Don't Use These Expired Items

9. Batteries

Ends In: Not specified $4* is the average price. A lot of us purchase a value pack of batteries to store in a drawer in case we ever need them. Nevertheless, it's advisable to reconsider this purchase unless you have a large number of battery-operated items in your home. Generally speaking, there isn't a specific expiration date, but if you look closely, each pack does have a date inscribed on it.

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©mariva2017/SShutterstock Batteries Batteries deteriorate over time and can become quite harmful, but this is not something that companies emphasize. Burns and other skin irritations can be brought on by battery acid. They might also damage your gadgets.

10. Keyboard

Duration: 2–3 Years $20 is the average price. You should clean your keyboard pretty frequently if you use it every day. Furthermore, keyboards need to be changed approximately every two to three years. Cleaning the keys is an excellent way to keep things hygienic, but while bacteria can't enter between the keys, you can never completely eliminate the chance of them forming.

Keyboard ©Undrey/SShutterstock In addition, after a few years, keyboard function frequently begins to deteriorate. A certain amount of time must pass before electrical goods like this one need to be replaced, from sticky keys to Bluetooth connectivity that eventually fails.